Identifying Lines and Angles (Grade 4)

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Identifying Lines and Angles

1. 
This angle is obtuse.
125° Angle #2
  1. True
  2. False
 
2. 
This angle is acute.
125° Angle #2
  1. True
  2. False
3. 
Name the angle.
90° Angle #1
  1. acute
  2. obtuse
  3. right
 
4. 
Name the angle.
25° Angle #2
  1. acute
  2. obtuse
  3. right
5. 
Which shows a right angle?
  1. 50° Angle #1
  2. 165° Angle #2
  3. 90° Angle #2
  4. Straight Angle
 
6. 
Which shows a pair of perpendicular lines?
  1. Intersecting Lines 4
  2. Intersecting Lines 3
  3. Parallel Lines 2
  4. Perpendicular Lines 1
7. 
Which shows a pair of perpendicular lines?
  1. Intersecting Lines 1
  2. Intersecting Lines 4
  3. Perpendicular Lines 2
  4. Parallel Lines 2
 
8. 
Which shows a pair of parallel lines?
  1. Perpendicular Lines 4
  2. Intersecting Lines 1
  3. Perpendicular Lines 1
  4. Parallel Lines 1
9. 
Which shows a pair of parallel lines?
  1. Perpendicular Lines 2
  2. Intersecting Lines 4
  3. Parallel Lines 3
  4. Perpendicular Lines 1
 
10. 
Which shows a pair of parallel lines?
  1. Intersecting Lines 3
  2. Parallel Lines 4
  3. Perpendicular Lines 2
  4. Intersecting Lines 2
11. 
Which shows a pair of perpendicular lines?
  1. Perpendicular Lines 4
  2. Parallel Lines 3
  3. Intersecting Lines 4
  4. Parallel Lines 1
 
12. 
Which shows a pair of parallel lines?
  1. Parallel Lines 2
  2. Perpendicular Lines 3
  3. Intersecting Lines 4
  4. Intersecting Lines 1
13. 
Which shows a pair of perpendicular lines?
  1. Intersecting Lines 2
  2. Perpendicular Lines 4
  3. Parallel Lines 1
  4. Intersecting Lines 3
 
14. 
Which TWO shapes appear to have at least 2 sets of perpendicular lines?
  1. Trapezoid
  2. Square
  3. Hexagon
  4. Square Rotated
15. 
Which TWO statements about the angle shown are true?
160° Angle #1
  1. Angle ABC is acute
  2. Angle ABC is obtuse
  3. Angle ABC is less than [math]180deg[/math]
  4. Angle ABC is equal to [math]180deg[/math]
  5. Angle ABC is greater than [math]180deg[/math]
 
16. 
What type of angle is [math]angCAB[/math]?
Circle ABC
  1. acute
  2. obtuse
  3. right
  4. straight
17. 
In the figure below, [math]angABC[/math] would best be described as                .
Complementary Angle #2
  1. right
  2. acute
  3. obtuse
  4. straight
 
18. 
Which of the following statements is true about the trapezoid shown below?
Trapezoid
  1. it has one set of parallel lines
  2. it has two sets of parallel lines
  3. it has one set of perpendicular lines
  4. it has two sets of perpendicular lines
19. 
All the angles in the hexagon shown below are                .
Hexagon
  1. right
  2. acute
  3. obtuse
  4. straight
 
20. 
Which angle is NOT formed by the intersecting lines below?
Vertical Angle #2
  1. right
  2. acute
  3. obtuse
  4. both a and c

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